Comparison

Matrix vs eigenCalc

Price, ratings, monetisation and update history for both apps, side by side โ€” with what reviewers say about each.

Head to head
About

Matrix

Features
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The MatrixAnalysis is carefully designed to be a simple and elegant app. This app has tools to help you analyze matrices like finding eigenvalues and eigenvectors, diagonalization, QR, SLU, LU factorization. This app can also be used to do matrix operations like, finding inverse, determinant, dot product, cross product, and much more. You can also do elementwise operations and scalar operations. Want to do fast fourier transform (FFT) or inverse fourier transform (IFFT), this app is capable of IFFT Want to find an pseudo inverse of a non-square matrix, this app has you covered Want to know a rotation matrix for a given angle or rotate a vector by the given angle? This app has you covered. The expressions and the solutions are displayed in beautiful mathematical way. Once the expressions are solved, a beautifully written solutions are created that you can share with other or save it locally. It automatically saves your hard work locally on your device so you can come back and pick up from where you left off as your great effort will not be lost. There is also a Study page to help you with learning some important matrix vector formulas and some useful technique. This is an app for all student groups. From high school to college to university students. Be creative. Enjoy the app!

About

eigenCalc

Features
Read full description

Matrix Calculator that computes eigenvalues and eigenvectors as well as SVD, and that has been tested with 228x228 matrices.

Screenshots

Matrix4 screens
eigenCalc2 screens

Verdict

The call

The clearest difference is ads: eigenCalc at none against Matrix's shown. On price, update cadence, in-app purchases and device support there is nothing between them.

Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS

CostPrice ยท In-app purchases ยท Ads ยท Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Matrix ships an update every 5 weeks, eigenCalc monthly. The most recent releases landed on December 3, 2025 and September 17, 2026 respectively.

Scorecard1 real difference ยท 5 level
Matrix versus eigenCalc: the parameters behind the verdict, then further details
ParameterMatrixeigenCalc
PriceFreeFree
Update frequencyEvery 5 weeksMonthly โ€” better
AdsYesNo โ€” better
In-app purchasesNoNo
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.1 โ€” better15.5
Further details โ€” not scored
Size32 MB2 MB
Age rating4+17+
DeveloperOm Prakash ChapagainLuis Acevedo-Arreguin

In-app purchases

None

Matrix

No in-app purchases

None

eigenCalc

No in-app purchases

Questions

Is Matrix free?
Matrix is free to download, with no in-app purchases.
Is eigenCalc free?
eigenCalc is free to download, with no in-app purchases.
Do Matrix or eigenCalc have ads?
Matrix shows ads; eigenCalc does not.
Which is updated more often, Matrix or eigenCalc?
Matrix ships an update every 5 weeks, and eigenCalc monthly. Most recently, Matrix was updated on December 3, 2025 and eigenCalc on September 17, 2026.

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